1,2-Bis((di-tert-butylphosphino)methyl)benzene
http://www.cosmoscience.org/shop/fm-10-f240275-12-bis-di-tert-butylphosphino-methyl-benzene-65996
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1,2-Bis((di-tert-butylphosphino)methyl)benzene 1g : Bulky chelating phosphine ligand with high electron-donating capacity, enhancing metal catalyst activity.
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